Bug#1059420: linux-image-6.5.0-5-amd64: Sync or umount of USB task reproducibly hangs

[Salvatore Bonaccorso <carnil@debian.org>]

Control: tags -1 + moreinfo

Hi Alison,

On Sun, Dec 24, 2023 at 09:29:01PM -0800, Alison Chaiken wrote:
> 
> 
> Package: src:linux
> Version: 6.5.13-1
> Severity: important
> 
> Dear Maintainer,
> 
> With two different USB sticks, "umount" and "sync" reproducibly trigger a
> hung
> task.  The USB sticks are of different brands, and one is new.   The first
> attempt produced the warning that is pasted just below.   Long story short,
> I
> believe that this system cannot burn a USB stick.   I cannot kill the
> currently
> running sync process and will have to again reboot.

And this is a regression from a previous kernel? I.e. from which one?
6.5.y series won't be updted anymore and we have 6.6.8-1 in unstable.
Is the problem reproducible there?

Regards,
Salvatore